One of twelve issues in the RCM's 2016 birthstone series, each coin was set with a genuine Swarovski crystal element corresponding to its month — emerald green for May. The series was produced as a collector product from the outset, with mintages capped low enough that secondary market demand materialized almost immediately after the May issue sold out.
One of twelve issues in the RCM's 2016 birthstone series, each coin was set with a genuine Swarovski crystal element corresponding to its month — emerald green for May. The series was produced as a collector product from the outset, with mintages capped low enough that secondary market demand materialized almost immediately after the May issue sold out.